  Chrysler part number: 3489950 Supersedes to: 3879522 New in box, never installed. This relay has 3 terminals. For use on trucks with towing package. This relay is used to power your trailer running lights on a separate circuit than the truck lights. Remember, there's no substitute for Real NOS MoPar!
WHICH CARS DOES IT FIT? 1972-84 Dodge D/W 1,2,3 Trucks |
